The dry weeping willow in the dry willow planting base is mainly propagated by cuttings, which has the characteristics of low cost, large reproduction, fast speed, and small restricted elements. It is the main method of dry willow bases across the country. Cutting can be done in spring before germination. The standard for cutting ears is a healthy branch with a length of 10~15 cm and a diameter of more than 1 cm. The cutting density of the field is recommended to be 30*50 cm. It can grow to a height of 2.5 meters and a diameter of 1.5 to 3 cm. The fertilizer should keep up.
Weeping willow will be planted separately for the first time. The plant spacing is recommended to be 1.5*2.2 meters. Weeping willow is fast-growing, fertilizer-tolerant, and resistant. The row spacing can grow to 6-8 cm. Sell part of it according to the density, and then plant it again, and choose the appropriate distance according to the plan of the dry and fast weeping willow planting base.
Fertilization in spring, summer and autumn every year, fertilize 4 to 5 times, and use 80 kg of chemical fertilizer per mu each time. Compound fertilizer is good. After fertilization, you need to water in time to speed up the decomposition and absorption of nutrients. only if there is water and fertilizer, the dry willow can grow quickly. There is no problem at 10-15 cm in 3~5 years.